Basic Arithmetic Operations and Concepts

The video tutorial explains how to evaluate a mathematical expression using the order of operations. It begins by simplifying within parentheses, performing multiplication before subtraction. The expression is further simplified by calculating products and sums. Finally, the result is verified using a calculator to ensure accuracy.

What is the first step in evaluating an expression using the order of operations?

• Add all numbers

• Subtract all numbers

• Simplify within the parentheses

• Multiply all numbers

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

When simplifying within parentheses, which operation should be performed first?

• Division

• Subtraction

• Multiplication

• Addition

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CCSS.3.OA.C.7

What is the result of 6 times 2?

• 16

• 10

• 12

• 14

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CCSS.3.OA.C.7

What is the result of 7 times 4?

• 26

• 30

• 24

• 28

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CCSS.2.OA.A.1

What is the difference between 12 and 8?

• 5

• 2

• 3

• 4

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CCSS.2.OA.A.1

What is the difference between 28 and 5?

• 24

• 23

• 22

• 21

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CCSS.3.OA.C.7

What is the result of 5 times 4?

• 22

• 18

• 15

• 20

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CCSS.4.NBT.B.5

What is the result of 8 times 23?

• 188

• 182

• 184

• 186

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CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is the final sum of 20 and 184?

• 204

• 202

• 206

• 208

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CCSS.HSA.REI.A.1

What tool can be used to verify the solution of an expression?

• Calculator

• Ruler

• Compass

• Protractor

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CCSS.HSA.REI.A.1